Year	Per 100,000 People
1973	11.9479
1974	11.3907
1977	14.4339
1980	12.3228
1981	11.1837
1982	10.6069
1983	10.7073
1984	11.0211
1985	10.731
1986	10.5615
1987	11.2426
1988	10.6471
1989	11.8965
1990	19.5611